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Payne PY2PNB042060AA Furnace Door Switch
This switch inhibits the vent fan and other risky devices from turning on so as to avoid injuries. Do not try to fix it, just have it replaced immediately if you can, if it is defective.
Key indicators that my switch on the furnace door is dying?
- The switch looks like it is stuck
- The HVAC system does not turn on whether the door is off or on
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